The Transit Project Assessment Process (TPAP)

Status

Since July 2015, Metrolinx has commenced the pre-consultation phase of the Transit Project Assessment Process (TPAP) for network electrification. The TPAP is an expedited Environmental Assessment (EA) process involving a pre-consultation phase followed by a regulated 120-day TPAP phase whereby the environmental effects of the project will be analyzed.

To date, this work has involved comprehensive baseline conditions data collection within the project Study Area (see map below) which encompasses six GO rail corridors, including potential locations for the required electrical power supply and distribution facilities: